#! /usr/local/bin/gnuplot
#
set data style lines
set grid

set xrange [0:200]
set yrange [-15:15]

plot \
	"rungekutta-t1.dat" using 1:2 title "position", \
	"rungekutta-t1.dat" using 1:3 title "velocity"
pause -1 "hit any key"

#set size 0.70,0.65
#replot
#pause -1 "hit any key"

#set terminal postscript portrait
#set output "rungekutta-t1.eps"
#replot